forked from bartvdbraak/blender
664 lines
16 KiB
C++
664 lines
16 KiB
C++
/* Apache License, Version 2.0 */
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#include "BLI_ressource_strings.h"
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#include "testing/testing.h"
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#define GHASH_INTERNAL_API
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#include "MEM_guardedalloc.h"
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extern "C" {
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#include "BLI_ghash.h"
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#include "BLI_rand.h"
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#include "BLI_string.h"
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#include "BLI_utildefines.h"
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#include "PIL_time_utildefines.h"
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}
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/* Using http://corpora.uni-leipzig.de/downloads/eng_wikipedia_2010_1M-text.tar.gz
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* (1 million of words, about 122MB of text) from
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* http://corpora.informatik.uni-leipzig.de/download.html */
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#if 0
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# define TEXT_CORPUS_PATH \
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"/path/to/Téléchargements/eng_wikipedia_2010_1M-text/eng_wikipedia_2010_1M-sentences.txt"
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#endif
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/* Resizing the hash has a huge cost over global filling operation! */
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//#define GHASH_RESERVE
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/* Run the longest tests! */
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//#define GHASH_RUN_BIG
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/* Size of 'small case' ghash (number of entries). */
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#define TESTCASE_SIZE_SMALL 17
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#define PRINTF_GHASH_STATS(_gh) \
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{ \
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double q, lf, var, pempty, poverloaded; \
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int bigb; \
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q = BLI_ghash_calc_quality_ex((_gh), &lf, &var, &pempty, &poverloaded, &bigb); \
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printf( \
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"GHash stats (%u entries):\n\t" \
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"Quality (the lower the better): %f\n\tVariance (the lower the better): %f\n\tLoad: " \
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"%f\n\t" \
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"Empty buckets: %.2f%%\n\tOverloaded buckets: %.2f%% (biggest bucket: %d)\n", \
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BLI_ghash_len(_gh), \
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q, \
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var, \
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lf, \
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pempty * 100.0, \
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poverloaded * 100.0, \
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bigb); \
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} \
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void(0)
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/* Str: whole text, lines and words from a 'corpus' text. */
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static void str_ghash_tests(GHash *ghash, const char *id)
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{
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printf("\n========== STARTING %s ==========\n", id);
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#ifdef TEXT_CORPUS_PATH
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size_t sz = 0;
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char *data;
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{
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struct stat st;
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if (stat(TEXT_CORPUS_PATH, &st) == 0)
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sz = st.st_size;
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}
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if (sz != 0) {
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FILE *f = fopen(TEXT_CORPUS_PATH, "r");
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data = (char *)MEM_mallocN(sz + 1, __func__);
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if (fread(data, sizeof(*data), sz, f) != sz) {
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printf("ERROR in reading file %s!", TEXT_CORPUS_PATH);
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MEM_freeN(data);
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data = BLI_strdup(words10k);
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}
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data[sz] = '\0';
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fclose(f);
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}
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else {
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data = BLI_strdup(words10k);
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}
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#else
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char *data = BLI_strdup(words10k);
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#endif
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char *data_p = BLI_strdup(data);
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char *data_w = BLI_strdup(data);
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char *data_bis = BLI_strdup(data);
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{
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char *p, *w, *c_p, *c_w;
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TIMEIT_START(string_insert);
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#ifdef GHASH_RESERVE
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BLI_ghash_reserve(ghash, strlen(data) / 32); /* rough estimation... */
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#endif
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BLI_ghash_insert(ghash, data, POINTER_FROM_INT(data[0]));
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for (p = c_p = data_p, w = c_w = data_w; *c_w; c_w++, c_p++) {
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if (*c_p == '.') {
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*c_p = *c_w = '\0';
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if (!BLI_ghash_haskey(ghash, p)) {
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BLI_ghash_insert(ghash, p, POINTER_FROM_INT(p[0]));
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}
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if (!BLI_ghash_haskey(ghash, w)) {
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BLI_ghash_insert(ghash, w, POINTER_FROM_INT(w[0]));
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}
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p = c_p + 1;
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w = c_w + 1;
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}
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else if (*c_w == ' ') {
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*c_w = '\0';
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if (!BLI_ghash_haskey(ghash, w)) {
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BLI_ghash_insert(ghash, w, POINTER_FROM_INT(w[0]));
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}
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w = c_w + 1;
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}
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}
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TIMEIT_END(string_insert);
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}
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PRINTF_GHASH_STATS(ghash);
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{
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char *p, *w, *c;
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void *v;
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TIMEIT_START(string_lookup);
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v = BLI_ghash_lookup(ghash, data_bis);
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EXPECT_EQ(POINTER_AS_INT(v), data_bis[0]);
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for (p = w = c = data_bis; *c; c++) {
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if (*c == '.') {
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*c = '\0';
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v = BLI_ghash_lookup(ghash, w);
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EXPECT_EQ(POINTER_AS_INT(v), w[0]);
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v = BLI_ghash_lookup(ghash, p);
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EXPECT_EQ(POINTER_AS_INT(v), p[0]);
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p = w = c + 1;
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}
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else if (*c == ' ') {
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*c = '\0';
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v = BLI_ghash_lookup(ghash, w);
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EXPECT_EQ(POINTER_AS_INT(v), w[0]);
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w = c + 1;
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}
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}
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TIMEIT_END(string_lookup);
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}
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BLI_ghash_free(ghash, NULL, NULL);
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MEM_freeN(data);
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MEM_freeN(data_p);
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MEM_freeN(data_w);
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MEM_freeN(data_bis);
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printf("========== ENDED %s ==========\n\n", id);
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}
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TEST(ghash, TextGHash)
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{
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GHash *ghash = BLI_ghash_new(BLI_ghashutil_strhash_p, BLI_ghashutil_strcmp, __func__);
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str_ghash_tests(ghash, "StrGHash - GHash");
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}
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TEST(ghash, TextMurmur2a)
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{
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GHash *ghash = BLI_ghash_new(BLI_ghashutil_strhash_p_murmur, BLI_ghashutil_strcmp, __func__);
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str_ghash_tests(ghash, "StrGHash - Murmur");
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}
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/* Int: uniform 100M first integers. */
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static void int_ghash_tests(GHash *ghash, const char *id, const unsigned int nbr)
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{
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printf("\n========== STARTING %s ==========\n", id);
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{
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unsigned int i = nbr;
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TIMEIT_START(int_insert);
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#ifdef GHASH_RESERVE
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BLI_ghash_reserve(ghash, nbr);
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#endif
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while (i--) {
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BLI_ghash_insert(ghash, POINTER_FROM_UINT(i), POINTER_FROM_UINT(i));
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}
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TIMEIT_END(int_insert);
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}
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PRINTF_GHASH_STATS(ghash);
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{
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unsigned int i = nbr;
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TIMEIT_START(int_lookup);
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while (i--) {
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void *v = BLI_ghash_lookup(ghash, POINTER_FROM_UINT(i));
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EXPECT_EQ(POINTER_AS_UINT(v), i);
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}
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TIMEIT_END(int_lookup);
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}
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{
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void *k, *v;
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TIMEIT_START(int_pop);
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GHashIterState pop_state = {0};
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while (BLI_ghash_pop(ghash, &pop_state, &k, &v)) {
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EXPECT_EQ(k, v);
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}
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TIMEIT_END(int_pop);
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}
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EXPECT_EQ(BLI_ghash_len(ghash), 0);
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BLI_ghash_free(ghash, NULL, NULL);
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printf("========== ENDED %s ==========\n\n", id);
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}
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TEST(ghash, IntGHash12000)
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{
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GHash *ghash = BLI_ghash_new(BLI_ghashutil_inthash_p, BLI_ghashutil_intcmp, __func__);
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int_ghash_tests(ghash, "IntGHash - GHash - 12000", 12000);
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}
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#ifdef GHASH_RUN_BIG
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TEST(ghash, IntGHash100000000)
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{
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GHash *ghash = BLI_ghash_new(BLI_ghashutil_inthash_p, BLI_ghashutil_intcmp, __func__);
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int_ghash_tests(ghash, "IntGHash - GHash - 100000000", 100000000);
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}
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#endif
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TEST(ghash, IntMurmur2a12000)
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{
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GHash *ghash = BLI_ghash_new(BLI_ghashutil_inthash_p_murmur, BLI_ghashutil_intcmp, __func__);
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int_ghash_tests(ghash, "IntGHash - Murmur - 12000", 12000);
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}
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#ifdef GHASH_RUN_BIG
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TEST(ghash, IntMurmur2a100000000)
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{
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GHash *ghash = BLI_ghash_new(BLI_ghashutil_inthash_p_murmur, BLI_ghashutil_intcmp, __func__);
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int_ghash_tests(ghash, "IntGHash - Murmur - 100000000", 100000000);
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}
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#endif
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/* Int: random 50M integers. */
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static void randint_ghash_tests(GHash *ghash, const char *id, const unsigned int nbr)
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{
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printf("\n========== STARTING %s ==========\n", id);
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unsigned int *data = (unsigned int *)MEM_mallocN(sizeof(*data) * (size_t)nbr, __func__);
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unsigned int *dt;
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unsigned int i;
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{
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RNG *rng = BLI_rng_new(0);
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for (i = nbr, dt = data; i--; dt++) {
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*dt = BLI_rng_get_uint(rng);
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}
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BLI_rng_free(rng);
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}
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{
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TIMEIT_START(int_insert);
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#ifdef GHASH_RESERVE
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BLI_ghash_reserve(ghash, nbr);
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#endif
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for (i = nbr, dt = data; i--; dt++) {
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BLI_ghash_insert(ghash, POINTER_FROM_UINT(*dt), POINTER_FROM_UINT(*dt));
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}
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TIMEIT_END(int_insert);
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}
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PRINTF_GHASH_STATS(ghash);
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{
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TIMEIT_START(int_lookup);
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for (i = nbr, dt = data; i--; dt++) {
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void *v = BLI_ghash_lookup(ghash, POINTER_FROM_UINT(*dt));
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EXPECT_EQ(POINTER_AS_UINT(v), *dt);
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}
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TIMEIT_END(int_lookup);
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}
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BLI_ghash_free(ghash, NULL, NULL);
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printf("========== ENDED %s ==========\n\n", id);
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}
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TEST(ghash, IntRandGHash12000)
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{
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GHash *ghash = BLI_ghash_new(BLI_ghashutil_inthash_p, BLI_ghashutil_intcmp, __func__);
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randint_ghash_tests(ghash, "RandIntGHash - GHash - 12000", 12000);
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}
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#ifdef GHASH_RUN_BIG
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TEST(ghash, IntRandGHash50000000)
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{
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GHash *ghash = BLI_ghash_new(BLI_ghashutil_inthash_p, BLI_ghashutil_intcmp, __func__);
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randint_ghash_tests(ghash, "RandIntGHash - GHash - 50000000", 50000000);
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}
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#endif
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TEST(ghash, IntRandMurmur2a12000)
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{
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GHash *ghash = BLI_ghash_new(BLI_ghashutil_inthash_p_murmur, BLI_ghashutil_intcmp, __func__);
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randint_ghash_tests(ghash, "RandIntGHash - Murmur - 12000", 12000);
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}
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#ifdef GHASH_RUN_BIG
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TEST(ghash, IntRandMurmur2a50000000)
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{
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GHash *ghash = BLI_ghash_new(BLI_ghashutil_inthash_p_murmur, BLI_ghashutil_intcmp, __func__);
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randint_ghash_tests(ghash, "RandIntGHash - Murmur - 50000000", 50000000);
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}
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#endif
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static unsigned int ghashutil_tests_nohash_p(const void *p)
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{
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return POINTER_AS_UINT(p);
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}
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static bool ghashutil_tests_cmp_p(const void *a, const void *b)
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{
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return a != b;
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}
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TEST(ghash, Int4NoHash12000)
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{
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GHash *ghash = BLI_ghash_new(ghashutil_tests_nohash_p, ghashutil_tests_cmp_p, __func__);
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randint_ghash_tests(ghash, "RandIntGHash - No Hash - 12000", 12000);
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}
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#ifdef GHASH_RUN_BIG
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TEST(ghash, Int4NoHash50000000)
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{
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GHash *ghash = BLI_ghash_new(ghashutil_tests_nohash_p, ghashutil_tests_cmp_p, __func__);
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randint_ghash_tests(ghash, "RandIntGHash - No Hash - 50000000", 50000000);
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}
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#endif
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/* Int_v4: 20M of randomly-generated integer vectors. */
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static void int4_ghash_tests(GHash *ghash, const char *id, const unsigned int nbr)
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{
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printf("\n========== STARTING %s ==========\n", id);
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void *data_v = MEM_mallocN(sizeof(unsigned int[4]) * (size_t)nbr, __func__);
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unsigned int(*data)[4] = (unsigned int(*)[4])data_v;
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unsigned int(*dt)[4];
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unsigned int i, j;
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{
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RNG *rng = BLI_rng_new(0);
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for (i = nbr, dt = data; i--; dt++) {
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for (j = 4; j--;) {
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(*dt)[j] = BLI_rng_get_uint(rng);
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}
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}
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BLI_rng_free(rng);
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}
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{
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TIMEIT_START(int_v4_insert);
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#ifdef GHASH_RESERVE
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BLI_ghash_reserve(ghash, nbr);
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#endif
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for (i = nbr, dt = data; i--; dt++) {
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BLI_ghash_insert(ghash, *dt, POINTER_FROM_UINT(i));
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}
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TIMEIT_END(int_v4_insert);
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}
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PRINTF_GHASH_STATS(ghash);
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{
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TIMEIT_START(int_v4_lookup);
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for (i = nbr, dt = data; i--; dt++) {
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void *v = BLI_ghash_lookup(ghash, (void *)(*dt));
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EXPECT_EQ(POINTER_AS_UINT(v), i);
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}
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TIMEIT_END(int_v4_lookup);
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}
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BLI_ghash_free(ghash, NULL, NULL);
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MEM_freeN(data);
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printf("========== ENDED %s ==========\n\n", id);
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}
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TEST(ghash, Int4GHash2000)
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{
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GHash *ghash = BLI_ghash_new(
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BLI_ghashutil_uinthash_v4_p, BLI_ghashutil_uinthash_v4_cmp, __func__);
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int4_ghash_tests(ghash, "Int4GHash - GHash - 2000", 2000);
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}
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#ifdef GHASH_RUN_BIG
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TEST(ghash, Int4GHash20000000)
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{
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GHash *ghash = BLI_ghash_new(
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BLI_ghashutil_uinthash_v4_p, BLI_ghashutil_uinthash_v4_cmp, __func__);
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int4_ghash_tests(ghash, "Int4GHash - GHash - 20000000", 20000000);
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}
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#endif
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TEST(ghash, Int4Murmur2a2000)
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{
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GHash *ghash = BLI_ghash_new(
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BLI_ghashutil_uinthash_v4_p_murmur, BLI_ghashutil_uinthash_v4_cmp, __func__);
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int4_ghash_tests(ghash, "Int4GHash - Murmur - 2000", 2000);
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}
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#ifdef GHASH_RUN_BIG
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TEST(ghash, Int4Murmur2a20000000)
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{
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GHash *ghash = BLI_ghash_new(
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BLI_ghashutil_uinthash_v4_p_murmur, BLI_ghashutil_uinthash_v4_cmp, __func__);
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int4_ghash_tests(ghash, "Int4GHash - Murmur - 20000000", 20000000);
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}
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#endif
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/* GHash inthash_v2 tests */
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TEST(ghash, Int2NoHash12000)
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{
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GHash *ghash = BLI_ghash_new(ghashutil_tests_nohash_p, ghashutil_tests_cmp_p, __func__);
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randint_ghash_tests(ghash, "RandIntGHash - No Hash - 12000", 12000);
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}
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#ifdef GHASH_RUN_BIG
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TEST(ghash, Int2NoHash50000000)
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{
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GHash *ghash = BLI_ghash_new(ghashutil_tests_nohash_p, ghashutil_tests_cmp_p, __func__);
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randint_ghash_tests(ghash, "RandIntGHash - No Hash - 50000000", 50000000);
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}
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#endif
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/* Int_v2: 20M of randomly-generated integer vectors. */
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static void int2_ghash_tests(GHash *ghash, const char *id, const unsigned int nbr)
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{
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printf("\n========== STARTING %s ==========\n", id);
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void *data_v = MEM_mallocN(sizeof(unsigned int[2]) * (size_t)nbr, __func__);
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unsigned int(*data)[2] = (unsigned int(*)[2])data_v;
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unsigned int(*dt)[2];
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unsigned int i, j;
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{
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RNG *rng = BLI_rng_new(0);
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for (i = nbr, dt = data; i--; dt++) {
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for (j = 2; j--;) {
|
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(*dt)[j] = BLI_rng_get_uint(rng);
|
|
}
|
|
}
|
|
BLI_rng_free(rng);
|
|
}
|
|
|
|
{
|
|
TIMEIT_START(int_v2_insert);
|
|
|
|
#ifdef GHASH_RESERVE
|
|
BLI_ghash_reserve(ghash, nbr);
|
|
#endif
|
|
|
|
for (i = nbr, dt = data; i--; dt++) {
|
|
BLI_ghash_insert(ghash, *dt, POINTER_FROM_UINT(i));
|
|
}
|
|
|
|
TIMEIT_END(int_v2_insert);
|
|
}
|
|
|
|
PRINTF_GHASH_STATS(ghash);
|
|
|
|
{
|
|
TIMEIT_START(int_v2_lookup);
|
|
|
|
for (i = nbr, dt = data; i--; dt++) {
|
|
void *v = BLI_ghash_lookup(ghash, (void *)(*dt));
|
|
EXPECT_EQ(POINTER_AS_UINT(v), i);
|
|
}
|
|
|
|
TIMEIT_END(int_v2_lookup);
|
|
}
|
|
|
|
BLI_ghash_free(ghash, NULL, NULL);
|
|
MEM_freeN(data);
|
|
|
|
printf("========== ENDED %s ==========\n\n", id);
|
|
}
|
|
|
|
TEST(ghash, Int2GHash2000)
|
|
{
|
|
GHash *ghash = BLI_ghash_new(
|
|
BLI_ghashutil_uinthash_v2_p, BLI_ghashutil_uinthash_v2_cmp, __func__);
|
|
|
|
int2_ghash_tests(ghash, "Int2GHash - GHash - 2000", 2000);
|
|
}
|
|
|
|
#ifdef GHASH_RUN_BIG
|
|
TEST(ghash, Int2GHash20000000)
|
|
{
|
|
GHash *ghash = BLI_ghash_new(
|
|
BLI_ghashutil_uinthash_v2_p, BLI_ghashutil_uinthash_v2_cmp, __func__);
|
|
|
|
int2_ghash_tests(ghash, "Int2GHash - GHash - 20000000", 20000000);
|
|
}
|
|
#endif
|
|
|
|
TEST(ghash, Int2Murmur2a2000)
|
|
{
|
|
GHash *ghash = BLI_ghash_new(
|
|
BLI_ghashutil_uinthash_v2_p_murmur, BLI_ghashutil_uinthash_v2_cmp, __func__);
|
|
|
|
int2_ghash_tests(ghash, "Int2GHash - Murmur - 2000", 2000);
|
|
}
|
|
|
|
#ifdef GHASH_RUN_BIG
|
|
TEST(ghash, Int2Murmur2a20000000)
|
|
{
|
|
GHash *ghash = BLI_ghash_new(
|
|
BLI_ghashutil_uinthash_v2_p_murmur, BLI_ghashutil_uinthash_v2_cmp, __func__);
|
|
|
|
int2_ghash_tests(ghash, "Int2GHash - Murmur - 20000000", 20000000);
|
|
}
|
|
#endif
|
|
|
|
/* MultiSmall: create and manipulate a lot of very small ghashes
|
|
* (90% < 10 items, 9% < 100 items, 1% < 1000 items). */
|
|
|
|
static void multi_small_ghash_tests_one(GHash *ghash, RNG *rng, const unsigned int nbr)
|
|
{
|
|
unsigned int *data = (unsigned int *)MEM_mallocN(sizeof(*data) * (size_t)nbr, __func__);
|
|
unsigned int *dt;
|
|
unsigned int i;
|
|
|
|
for (i = nbr, dt = data; i--; dt++) {
|
|
*dt = BLI_rng_get_uint(rng);
|
|
}
|
|
|
|
#ifdef GHASH_RESERVE
|
|
BLI_ghash_reserve(ghash, nbr);
|
|
#endif
|
|
|
|
for (i = nbr, dt = data; i--; dt++) {
|
|
BLI_ghash_insert(ghash, POINTER_FROM_UINT(*dt), POINTER_FROM_UINT(*dt));
|
|
}
|
|
|
|
for (i = nbr, dt = data; i--; dt++) {
|
|
void *v = BLI_ghash_lookup(ghash, POINTER_FROM_UINT(*dt));
|
|
EXPECT_EQ(POINTER_AS_UINT(v), *dt);
|
|
}
|
|
|
|
BLI_ghash_clear(ghash, NULL, NULL);
|
|
}
|
|
|
|
static void multi_small_ghash_tests(GHash *ghash, const char *id, const unsigned int nbr)
|
|
{
|
|
printf("\n========== STARTING %s ==========\n", id);
|
|
|
|
RNG *rng = BLI_rng_new(0);
|
|
|
|
TIMEIT_START(multi_small_ghash);
|
|
|
|
unsigned int i = nbr;
|
|
while (i--) {
|
|
const int nbr = 1 + (BLI_rng_get_int(rng) % TESTCASE_SIZE_SMALL) *
|
|
(!(i % 100) ? 100 : (!(i % 10) ? 10 : 1));
|
|
multi_small_ghash_tests_one(ghash, rng, nbr);
|
|
}
|
|
|
|
TIMEIT_END(multi_small_ghash);
|
|
|
|
TIMEIT_START(multi_small2_ghash);
|
|
|
|
unsigned int i = nbr;
|
|
while (i--) {
|
|
const int nbr = 1 + (BLI_rng_get_int(rng) % TESTCASE_SIZE_SMALL) / 2 *
|
|
(!(i % 100) ? 100 : (!(i % 10) ? 10 : 1));
|
|
multi_small_ghash_tests_one(ghash, rng, nbr);
|
|
}
|
|
|
|
TIMEIT_END(multi_small2_ghash);
|
|
|
|
BLI_ghash_free(ghash, NULL, NULL);
|
|
BLI_rng_free(rng);
|
|
|
|
printf("========== ENDED %s ==========\n\n", id);
|
|
}
|
|
|
|
TEST(ghash, MultiRandIntGHash2000)
|
|
{
|
|
GHash *ghash = BLI_ghash_new(BLI_ghashutil_inthash_p, BLI_ghashutil_intcmp, __func__);
|
|
|
|
multi_small_ghash_tests(ghash, "MultiSmall RandIntGHash - GHash - 2000", 2000);
|
|
}
|
|
|
|
TEST(ghash, MultiRandIntGHash200000)
|
|
{
|
|
GHash *ghash = BLI_ghash_new(BLI_ghashutil_inthash_p, BLI_ghashutil_intcmp, __func__);
|
|
|
|
multi_small_ghash_tests(ghash, "MultiSmall RandIntGHash - GHash - 200000", 200000);
|
|
}
|
|
|
|
TEST(ghash, MultiRandIntMurmur2a2000)
|
|
{
|
|
GHash *ghash = BLI_ghash_new(BLI_ghashutil_inthash_p_murmur, BLI_ghashutil_intcmp, __func__);
|
|
|
|
multi_small_ghash_tests(ghash, "MultiSmall RandIntGHash - Murmur2a - 2000", 2000);
|
|
}
|
|
|
|
TEST(ghash, MultiRandIntMurmur2a200000)
|
|
{
|
|
GHash *ghash = BLI_ghash_new(BLI_ghashutil_inthash_p_murmur, BLI_ghashutil_intcmp, __func__);
|
|
|
|
multi_small_ghash_tests(ghash, "MultiSmall RandIntGHash - Murmur2a - 200000", 200000);
|
|
}
|